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Doctor insights on: What Can Cause Subarachnoid Hemorrhage

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What can cause subarachnoid hemorrhage?

What can cause subarachnoid hemorrhage?

Head trauma: Head trauma is the most common cause, although cerebral aneurism is the most common cause of spontaneous sah. Formal cerebral angiogram in my opinion is still the gold standard for diagnosing aneurism. ...Read more

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Dr. Jonathan Dissin
542 doctors shared insights

Subarachnoid Hemorrhage (Definition)

Subarachnoid hemorrhage is a condition in which there is bleeding into the space between the two thin coverings immediately surrounding the brain. A bleeding disorder or a head injury can cause subarachnoid hemorrhage, or its cause may be unknown. It begins suddenly as a very severe headache before other symptoms such as drowsiness ...Read more


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What can cause photophobia in subarachnoid hemorrhage?

Photophobia SAH: Photophobia in subarachnoid hemorrhage occurs due to irritation of the coverings of the brain (meninges) due to the blood. ...Read more

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Is there a disease that can cause subarachnoid hemorrhage, followed by onset of rectal bleeding?

Coagulopathies: Blood disorders such as hemophilia, platelet abnormalities, anticoagulant usage, autoimmune blood disorders can & do cause bleeding episodes in different organs and in different sites, separately or simultaneously. See a hematologist. ...Read more

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Is there any connection between current avascular necrosis of hip from no known cause and 15 yr ago subarachnoid hemorrhage of unknown cause? 60 yr

Is there any connection between current avascular necrosis of hip  from no known cause and  15 yr ago subarachnoid hemorrhage of unknown cause?  60 yr

Unrelated: Avascular necrosis of the hip may occur after trauma or associated with use of steroids. The subarachnoid hemorrhage may have been result of aneurysm or trauma. If there were some issue of the hip then, there would have been very obvious signs then. If new issues now, then they are unrelated. ...Read more

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What is a subarachnoid hemorrhage?

Dangerous hemorrhage: Subaracnoid hemorrhages usually occur from rupture of aneurysms. Aneurysms are caused by defects in the vessel wall producing outpouching of the wall. With rupture of the aneuysm, patients complain of the worst headache of their life. The headache can rapidly progress to include altered consciousness, weakness or unresponsiveness. A percentage of patients never survive to reach medical care. ...Read more

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What are the tests for subarachnoid hemorrhage?

What are the tests for subarachnoid hemorrhage?

CT, LP: Start with the clinical symptoms which are usually headache. The classic symptom is the "worst headache" of one's life. Cat scans are very good for demonstrating acute blood in the subarachnoid spaces at the base of the skull. Spinal taps can also be done to demonstrate the blood in the cerebral spinal fluid. ...Read more

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Could people recover from subarachnoid hemorrhage?

Could people recover from subarachnoid hemorrhage?

SAH Recovery: Sah patients may recover and it is based on many clinical and imaging factors. The treating physician will be the best person to assess the individual's prognosis. ...Read more

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Is subarachnoid hemorrhage always a very serious problem?

Is subarachnoid hemorrhage always a very serious problem?

Yes: It can be, so we never take a chance and look for aneurism by doing an angiogram on everybody with subarachnoid. Bleed. The most common cause is actually head trauma, which has a better prognosis and requires less aggressive workup.. ...Read more

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Dr. Bryan Treacy
748 doctors shared insights

Heavy Bleeding (Definition)

Usually described by physicians as having to change a pad more than every 1-2 hours, passing large clots, change from your previous pattern, needing overnight protection, ...Read more